Method for obtaining a zirconia based item
AssigneeAsulab S.A.
InventorPierre Magnin
Life of this patent
Estimating the term…
Abstract
A method for obtaining a finished or semi-finished item in sintered zirconia having a metallic appearance comprises the steps of providing at least one previously shaped and sintered zirconia item in its finished or semi-finished shape, placing the item in an oven in which there is a plasma containing hydrogen, bringing the item to a temperature of around 800.degree. C. or more, and maintaining the item at this temperature for a period of time from around a quarter of an hour to three hours, preferably two hours.
Claims2
A method for obtaining a finished or semi-finished item in sintered zirconia having a metallic appearance, said method comprising the steps of:
- providing a previously shaped and sintered zirconia item;
- placing said shaped and sintered zirconia item in an oven in which there is a plasma containing hydrogen;
- bringing said item to a temperature of around 800.degree. C. or more;
- and,
- maintaining said item at said temperature for a period of time from around a quarter of an hour to three hours.
Dependencies are inferred from the claim text.